GASTORNIS
Gas*tor"nis, n. Etym: [NL., from Gaston M. Plante, the discover + Gr.
(Paleon.)
Defn: A genus of large eocene birds from the Paris basin.
GASTRAEA
Gas*træ"a, n. Etym: [NL., from Gr. (Biol.)
Defn: A primeval larval form; a double-walled sac from which, according to the hypothesis of Haeckel, man and all other animals, that in the first stages of their individual evolution pass through a two-layered structural stage, or gastrula form, must have descended. This idea constitutes the Gastræa theory of Haeckel. See Gastrula.
GASTRALGIA
Gas*tral"gi*a, n. Etym: [NL., fr. Gr. (Med.)
Defn: Pain in the stomach or epigastrium, as in gastric disorders.
GASTRIC
Gas"tric, a. Etym: [Gr. gastrique.]
Defn: Of, pertaining to, or situated near, the stomach; as, the gastric artery. Gastric digestion (Physiol.), the conversion of the albuminous portion of food in the stomach into soluble and diffusible products by the solvent action of gastric juice. — Gastric fever (Med.), a fever attended with prominent gastric symptoms; — a name applied to certain forms of typhoid fever; also, to catarrhal inflammation of the stomach attended with fever. — Gastric juice (Physiol.), a thin, watery fluid, with an acid reaction, secreted by a peculiar set of glands contained in the mucous membrane of the stomach. It consists mainly of dilute hydrochloric acid and the ferment pepsin. It is the most important digestive fluid in the body, but acts only on proteid foods. — Gastric remittent fever (Med.), a form of remittent fever with pronounced stomach symptoms.
GASTRILOQUIST Gas*tril"o*quist, n. Etym: [Gr. gasth`r, gastro`s, stomach + L. loqui to speak.]
Defn: One who appears to speak from his stomach; a ventriloquist.